Caption: Memorial to Columbia space shuttle disaster, Arlington National Cemetery, Washington D.C., USA. This memorial is for the 7 crew members of the Columbia space shuttle, who were killed in the shuttle's 28th mission when it disintegrated upon re-entry over Texas on 1st February 2003. The crew members were Kalpana Chawla, Laurel Clark, David Brown (mission specialists), Rick Husband (commander), Willie McCool (pilot), Ilan Ramon and Michael Anderson (payload specialists).